47th week of 2021 patent applcation highlights part 65 |
Patent application number | Title | Published |
20210367254 | FLOW BATTERY CONTROL METHOD, FLOW BATTERY CONTROL SYSTEM AND FLOW BATTERY - The control method for a flow battery includes acquiring a current electrolyte capacity decay rate of the flow battery; comparing the current electrolyte capacity decay rate with a first preset decay rate and a second preset decay rate; when the current electrolyte capacity decay rate is greater than the first preset decay rate and less than the second preset decay rate, adjusting a liquid level of positive electrolyte and a liquid level of negative electrolyte, such that a difference between these two liquid levels is less than a preset value, a ratio of the total amount of vanadium in the positive electrolyte to the total amount of vanadium in the negative electrolyte remains in a first preset ratio range, or a ratio of a vanadium ion concentration in the positive electrolyte to a vanadium ion concentration in the negative electrolyte remains in a second preset ratio range. | 2021-11-25 |
20210367255 | AIR SUPPLY SYSTEM FOR FUEL CELL AND METHOD OF CONTROLLING SAME - An air supply system for a fuel cell includes: a fuel cell stack in which multiple unit cells are stacked and that generates electricity through chemical reactions, an air channel to supply incoming air containing oxygen to the fuel cell stack and to transfer air discharged from the fuel cell stack to the outside of the air supply system, and a gas adsorption unit that is disposed on the air channel, positioned near an outlet of the fuel cell stack, and adsorbs oxygen contained in the air introduced into the air channel. | 2021-11-25 |
20210367256 | FLOW BATTERY - A flow battery includes a negative electrode, a positive electrode, a first liquid including first redox species, a second liquid, and a lithium ion conductive membrane. At least one selected from the group consisting of the first liquid and the second liquid includes a supporting electrolyte including lithium. The total of the number of moles of lithium dissolved in the first liquid and the number of moles of lithium dissolved in the second liquid is larger than the number of moles of lithium present in the supporting electrolyte. 0.2≤(M1+M2−M3)/M4≤1.5 wherein M1 is the number of moles of lithium dissolved in the first liquid, M2 is the number of moles of lithium dissolved in the second liquid, M3 is the number of moles of lithium present in the supporting electrolyte, and M4 is the number of moles of the first redox species. | 2021-11-25 |
20210367257 | Magnetic Flow Battery - A system and method including an ion transfer cell including a first side and a second side separated by an ion-permeable membrane. A first flow channel is included on the first side, where the first flow channel includes a first liquid electrolyte slurry, where the first liquid electrolyte slurry comprises first particles, where the first particles are configured to accept or deploy at least one electron-ion pair. A first electrode is included within the first electrode flow channel, where the first electrode is along and in substantial contact with the ion-permeable membrane, where the first electrode is configured to facilitate a flow of ions through the first electrode to and from the first particles and the ion-permeable membrane. The first liquid electrolyte slurry is configured to flow through the first electrode flow channel in one of two opposite directions across the first electrode. | 2021-11-25 |
20210367258 | FUEL CELL STACK - A fuel cell stack is provided comprising a first end plate and a second end plate between which a plurality of fuel cells is arranged. At least one elastic tensioning element is tensioned in a stack direction between the end plates. According to the invention, a section of the at least one tensioning element is arranged between a surface section of the fuel cell stack and a retensioning element wherein a distance between the retensioning element and the surface section can be variably adjusted and set. In this way, the tensioning element can be stretched in a targeted manner by means of the retensioning element and as such the compressive tensile force acting on the fuel cell stack can be increased. A vehicle is also provided comprising such a fuel cell stack. | 2021-11-25 |
20210367259 | FUEL CELL STACK - A fuel cell stack including: a metal-supported cell including a power generation cell formed of paired electrodes and an electrolyte sandwiched from both sides between the paired electrodes, and a metal supporting portion which is made of metal and which supports the power generation cell; a separator defining and forming a flow passage portion for gas flow between the separator and the power generation cell; a welded portion in which the metal-supported cell and the separator are welded to each other; a spring portion configured to apply absorption reaction force for absorbing displacement in a stacking direction in the welded portion to the metal-supported cell; and a stopper portion configured to restrict a displacement amount of the spring portion. | 2021-11-25 |
20210367260 | FUEL CELL STACK, FUEL CELL SYSTEM, AND METHOD FOR CONTROLLING FUEL CELL STACK - The present disclosure provides a fuel cell stack, a fuel cell system and a method for controlling a fuel cell stack, which can reduce obstruction of reactive gas fluid channels caused by freezing of retained water, while allowing size to be reduced. The fuel cell stack of the disclosure comprises water storage units that are formed between every two adjacent fuel cell unit cells, surrounded by the adjacent separators, the wall members and the gaskets, and that communicate with the reactive gas discharge manifold via the gaps of the wall members. The fuel cell system of the disclosure controls either or both the valve and compressor in a reactive gas supply channel and/or the valve in a reactive gas discharge channel, to cause liquid water retained in the water storage units to be discharged out of the fuel cell stack. The controlling method of the disclosure includes reducing the pressure in and scavenging the interior of the reactive gas discharge manifold, to cause the liquid water that has been discharged into the reactive gas discharge manifold to be discharged out of the fuel cell stack. | 2021-11-25 |
20210367261 | Battery Including Bipolar Cells that have an Edge Insulating Device Supported by a Support Frame - A battery includes a stacked arrangement of electrochemical cells. Each electrochemical cell is free of a cell housing and includes a bipolar plate having a substrate, a first active material layer formed on a first surface of the substrate, and a second active material layer formed on a second surface of the substrate. Each cell includes a solid electrolyte layer that encapsulates at least one of the active material layers, and an edge insulating device that is disposed between the peripheral edges of the substrates of each pair of adjacent cells. A support frame surrounds the cell stack and is configured to receive and support the outer peripheral edge of the edge insulating device of each cell. | 2021-11-25 |
20210367262 | SECONDARY ELECTROCHEMICAL CELLS WITH SEPARATOR AND ELECTROLYTE COMBINATION - A secondary electrochemical cell comprises an anode, a cathode including electrochemically active cathode material, a separator between the anode and the cathode, and an electrolyte. The electrolyte comprises at least one salt dissolved in at least one organic solvent. The separator in combination with the electrolyte has an area-specific resistance of less than about 2 ohm-cm | 2021-11-25 |
20210367263 | SOLID ELECTROLYTE MEMBRANE AND SOLID-STATE BATTERY COMPRISING THE SAME - A solid electrolyte membrane for a solid-state battery and a battery comprising the same is provided. The battery may comprise lithium metal as a negative electrode active material. The solid electrolyte membrane comprises an inhibiting layer, which is preferably capable of inhibiting growth of lithium dendrite, because it includes an effective amount of a dendrite growth-inhibiting material, which is capable of ionizing lithium deposited in the form of metal. Thus, when lithium metal is used as a negative electrode for a solid-state battery comprising the solid electrolyte membrane, it is possible to delay and/or inhibit growth of lithium dendrite, and thus to effectively prevent an electrical short-circuit caused by dendrite growth. | 2021-11-25 |
20210367264 | LITHIUM ION BATTERY MATERIALS - The present disclosure relates to methodologies, systems and apparatus for generating lithium ion battery materials. Starting materials are combined to form a homogeneous precursor solution including lithium, and a droplet maker is used to generate droplets of the precursor solution having controlled size. These droplets are introduced into a microwave generated plasma, where micron or sub-micron scale lithium-containing particles are formed. These lithium-containing particles are collected and formed into a slurry to form lithium ion battery materials. | 2021-11-25 |
20210367265 | ALL-SOLID-STATE BATTERY AND PRODUCTION METHOD OF THE SAME - Disclosed is an all-solid-state battery including a positive electrode, a negative electrode, and a solid electrolyte layer interposed between the positive electrode and the negative electrode. At least one of the positive electrode and the negative electrode contains first solid electrolyte particles. The solid electrolyte layer contains second solid electrolyte particles having ion conductivity. An average particle diameter D | 2021-11-25 |
20210367266 | PRODUCTION METHOD FOR SOLID ELECTROLYTE - Provided is a method for producing a solid electrolyte having peaks at 2θ=20.2°±0.5° and 23.6°±0.5° in X-ray diffractometry using a CuKα ray and containing a lithium element, a phosphorus element, a sulfur element, and a halogen element, the method including using raw materials containing yellow phosphorus and a compound containing a lithium element, a sulfur element, and a halogen element. | 2021-11-25 |
20210367267 | NASICON DUAL ION CONDUCTORS FOR ALL SOLID-STATE BATTERIES - A super ion conductor composition is disclosed. The super ion conductor composition has the general formula: A | 2021-11-25 |
20210367268 | ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME - An electrochemical device, including a cathode, an electrolyte and an anode. The electrolyte includes at least one of the following compounds: a) propionate; b) a compound having a cyano group(s); c) lithium difluorophosphate; or d) a compound of Formula 1: | 2021-11-25 |
20210367269 | ADDITIVE FOR NONAQUEOUS ELECTROLYTE SOLUTIONS, NONAQUEOUS ELECTROLYTE SOLUTION, AND ELECTRICITY STORAGE DEVICE - Disclosed is an additive for nonaqueous electrolyte solutions, including a compound represented by Formula (1a) or (1b). | 2021-11-25 |
20210367270 | SMD TYPE SOLID STATE SECONDARY BATTERY FOR HIGH ENERGY DENSITY - Provided is a high-capacity SMD-type all-solid-state battery comprising: a stacked press body; a first external electrode formed on one side of the stacked press body; and a second external electrode formed on the other side of the stacked press body, wherein the stacked press body includes: a plurality of positive electrode sheets sequentially stacked and pressed so that an end of one side of each is connected to the first external electrode; a plurality of negative electrode sheets positioned between the positive electrode sheets crosswise with respect to the positive electrode sheets, and sequentially stacked and pressed so that an end of the other side of each is connected to the second external electrode; and a plurality of electrolyte sheets positioned between the positive electrode sheets and the negative electrode sheets and sequentially stacked and pressed. | 2021-11-25 |
20210367271 | ELECTRODE ASSEMBLY AND BATTERY - An electrode assembly formed by winding a first electrode plate, a separator and a second electrode plate. A winding terminating end of the first electrode plate is positioned on an outer side of a winding terminating end of the second electrode plate facing away from a winding core. A first active material layer on the winding terminating end of the first electrode plate covers one surface of the first current collector facing toward the second electrode plate. The other surface of the first current collector on the winding terminating end of the first electrode plate facing away from the second electrode plate is not coated with the first active material layer. The electrode assembly does not have a plain aluminum foil at the outermost ring, which enhances the energy density of lithium-ion batteries and improves drop safety. The application further provides a battery having the same. | 2021-11-25 |
20210367272 | HIGH VOLTAGE BATTERY CELL - The present invention provides a high voltage battery cell, and specifically a high voltage battery cell including a jelly roll in which three different types of jelly roll units are stacked freely and connected in series. According to embodiments of the present invention, there is provided a high voltage battery cell which is capable of implementing various cell structures while having a high voltage, and is relatively resistant to an external impact than other typical secondary cells. | 2021-11-25 |
20210367273 | ELECTROLYTE AND SECONDARY BATTERY - An electrolyte solution according to one aspect of the present disclosure comprises water, a lithium salt, and a polycarboxylic acid having two or more carboxylic acid groups. A secondary battery according to one aspect of the present disclosure comprises a positive electrode, a negative electrode, and the electrolyte solution. | 2021-11-25 |
20210367274 | BARIUM-DOPED COMPOSITE ELECTRODE MATERIALS FOR FLUORIDE-ION ELECTROCHEMICAL CELLS - The present disclosure relates to a method of making core-shell and yolk-shell nanoparticles, and to electrodes comprising the same. The core-shell and yolk-shell nanoparticles and electrodes comprising them are suitable for use in electrochemical cells, such as fluoride shuttle batteries. The shell may protect the metal core from oxidation, including in an electrochemical cell. In some embodiments, an electrochemically active structure includes a dimensionally changeable active material forming a particle that expands or contracts upon reaction with or release of fluoride ions. One or more particles are at least partially surrounded with a fluoride-conducting encapsulant and optionally one or more voids are formed between the active material and the encapsulant using sacrificial layers or selective etching. The fluoride-conducting encapsulant may comprise one or more metals. When the electrochemically active structures are used in secondary batteries, the presence of voids can accommodate dimensional changes of the active material. | 2021-11-25 |
20210367275 | METAL-ACID-HYDROGEN ENERGY BATTERY - The present invention provides a metal-acid-hydrogen energy battery which comprises an electrolyte chamber and an acid storage container, wherein an electrolyte port and a hydrogen collection port are formed in the electrolyte chamber, a metal anode and a cathode are oppositely inserted into the electrolyte chamber, the electrolyte chamber communicates with the acid storage container through an acid adding pipeline, and a valve is formed in the acid adding pipeline. The metal-acid-hydrogen energy battery has a wide application range and can be used as a power supply of transportation tools such as airplanes, automobiles, electric motorcycles, various unmanned aerial vehicles, ships and submarines. | 2021-11-25 |
20210367276 | ENERGY STORAGE MODULE - An energy storage module includes a plurality of energy storage devices electrically connected together in series; and a plurality of electronics boards distributed across the module, in electrical contact with one or more of the energy storage devices. The module further includes a plurality of flexible printed circuit boards whereby each of the plurality of electronics boards are electrically connected together in series with a neighboring one of the plurality of electronics boards by a different one of the flexible printed circuit boards. For each electronics board and for each flexible printed circuit board, a ground plane is provided, whereby the ground planes provide electrical grounding at substantially the same potential across all the electronics boards and all the flexible printed circuit boards. | 2021-11-25 |
20210367277 | BATTERY MANAGEMENT DEVICE, BATTERY INFORMATION PROCESSING SYSTEM, AND BATTERY INFORMATION PROCESSING METHOD - A battery management device that is connected to a secondary battery including a plurality of unit cells and that is configured to process information indicating a characteristic of the secondary battery includes: a calculation unit configured to calculate, for each unit cell, a battery characteristic of the secondary battery; and a recording unit configured to record the battery characteristic of each unit cell calculated by the calculation unit, in association with unit cell identification information for identifying the unit cell, and time information indicating a time at which the battery characteristic has been calculated. | 2021-11-25 |
20210367278 | APPARATUS AND METHOD FOR POWER SUPPLY AND ELECTRONIC DEVICE - The present disclosure discloses an apparatus and a method for power supply and an electronic device. The apparatus for power supply includes a first battery and a second battery connected in series, a first voltage step-down module and a control module. The first battery is a silicon negative lithium ion battery. The control module is configured to control the voltage step-down module to step down the voltage of the first battery and the second battery to supply power based on power supply demands, in a power supply process. | 2021-11-25 |
20210367279 | Computing Device Battery Removal - This document describes techniques and apparatuses for computing device battery removal. In aspects, described are computing device battery removal techniques and apparatuses that provide simple, expeditious, and reliable methods for removing a battery from a computing device. Current battery-removal devices generally require additional adhesives or fail to provide enough strength for reliable battery removal. The disclosed techniques and apparatuses provide an improved battery-removal device that utilizes a thin member installed on the battery to increase space and reliability when removing the battery from a computing device. | 2021-11-25 |
20210367280 | POSITIVE ELECTRODE PLATE AND ELECTROCHEMICAL DEVICE - The present application relates to a positive electrode plate and an electrochemical device. The positive electrode plate comprises a current collector, a positive active material layer and a safety coating disposed between the current collector and the positive active material layer, the safety coating comprising a polymer matrix, a conductive material and an inorganic filler, wherein the polymer matrix is fluorinated polyolefin and/or chlorinated polyolefin and the weight ratio of the polymer matrix to the conductive material is 2 or more. The positive electrode plate may improve the safety performance during nail penetration of the electrochemical device such as a capacitor, a primary battery or a secondary battery. | 2021-11-25 |
20210367281 | SCALABLE SILICON ANODES AND THE ROLE OF PARYLENE FILMS IN IMPROVING ELECTRODE PERFORMANCE CHARACTERISTICS IN ENERGY STORAGE SYSTEMS - A lithium-based energy storage system includes an electrolyte and an electrode. The electrode has a conformal coating of parylene. The parylene forms an artificial solid electrolyte interface (SEI). The electrode may include a material chosen from silicon, graphene-silicon composite, carbon-sulfur, and lithium. The use of parylene to form a conformal coating on an electrode in a lithium-based energy storage system is also disclosed. | 2021-11-25 |
20210367282 | FUEL CELL SYSTEM - A fuel cell system installed in a vehicle, the system comprising: a fuel cell, a secondary cell, a system temperature acquirer for acquiring a temperature of an inside of the fuel cell system, and a controller, wherein, when the system temperature is a predetermined first temperature or less, the controller charges the secondary cell until a state-of-charge value of the secondary cell reaches a predetermined first threshold value, and the controller carries out a first pattern purge on the fuel cell, and wherein, when the system temperature exceeds the predetermined first temperature, the controller charges the secondary cell until the state-of-charge value of the secondary cell reaches a predetermined second threshold value that is larger than the predetermined first threshold value, and the controller carries out a second pattern purge having a shorter purge time than the first pattern purge on the fuel cell. | 2021-11-25 |
20210367283 | PRESSURE BALANCING DEVICE - Provided is a pressure balancing device, having a mounting seat and a cover, wherein an accommodating cavity is formed between the mounting seat and the cover. The pressure balancing device may also have a partition member, wherein the partition member divides the accommodating cavity into first and second accommodating cavities. The partition member may also include a support portion and an elastic portion, the support portion being disposed on the elastic portion and having a vent hole capable of fluidly communicating the accommodating cavities. The elastic portion is elastically deformable so as to move the support portion relative to the cover. The pressure balancing device may also have a breathable film that is disposed on the support portion and covers the vent hole, and that is movable as the support portion moves. | 2021-11-25 |
20210367284 | RECHARGEABLE BATTERY PACK - A temperature sensor device for a battery pack. The temperature sensor device has an electronics unit including a circuit board, at least one temperature sensor which is connected to the electronics unit, the temperature sensor being connected to the electronics unit with the aid of a carrier element, the carrier element being fastened at a first fastening point and at a second fastening point on the circuit board, and the at least one temperature sensor is situated in the region of the second fastening point. A positioning element is placed between the circuit board and the carrier element in the region of the second fastening point, which is developed for positioning the at least one temperature sensor. | 2021-11-25 |
20210367285 | Active Material Container, Battery Housing, and Method for Mounting the Active Material Container in the Battery Housing - An active material container for a functional housing has an air-permeable casing with an interior and an active material arranged inside the interior. One or more rim-side guide elements are arranged at the air-permeable casing and are provided to linearly slidably guide the active material container in an insertion direction in corresponding guide elements of a receptacle of the functional housing. The functional housing is preferably a battery housing. | 2021-11-25 |
20210367286 | BATTERY PACK - The present disclosure provides a battery pack, comprising: battery cells; a coolant tank for storing a coolant; a cooling circuit in communication with the coolant tank; a driving device for driving the coolant to flow; and a fire extinguishing pipeline connected to the cooling circuit; wherein, the fire extinguishing pipeline includes: a spraying pipe extending above the battery cells and forming an opening after being heated. | 2021-11-25 |
20210367287 | BATTERY MODULE HAVING A PLURALITY OF BATTERY CELLS AND METHOD FOR PRODUCING SAME - A battery module having a plurality of battery cells ( | 2021-11-25 |
20210367288 | POWER BATTERY PACK HAVING HEAT SUPERCONDUCTING HEAT EXCHANGER AND POWER BATTERY PACK SYSTEM - The present disclosure provides a power battery pack having a heat superconducting heat exchanger, and a power battery pack system. The power battery pack includes a heat superconducting heat exchanger and a plurality of battery cells. The heat superconducting heat exchanger includes a heat radiator, a heater, and a plurality of heat superconducting plates arranged at intervals in parallel. The heater is located at one side of the heat radiator. The heat superconducting plates are located between the heat radiator and the heater, a heat superconducting pipeline is formed inside each heat superconducting plate, each heat superconducting pipeline is a closed pipeline, and each heat superconducting pipeline is filled with a heat transfer medium. The battery cells are located between the heat radiator and the heater, and each battery cell is in contact with the corresponding heat superconducting plate. | 2021-11-25 |
20210367289 | BRAZED BATTERY COOLING PLATES - A method for producing a multi-part cooling plate may including joining a flat component and a channel component. The flat component and the channel component may be formed from aluminum. The method may include forming a coolant conducting channel structure. Following the joining of the flat component with the channel component, the cooling plate may be cold worked, which may increase the strength and the flatness of the cooling plate. | 2021-11-25 |
20210367290 | BATTERY PACK - A battery includes a plurality of secondary batteries, a casing including a lower case and an upper case, and a plurality of separators interposed between corresponding secondary batteries. Each separator includes a first stopper in a lower part, a second stopper in an upper part, and a cooling passage between the secondary batteries and between the first stopper and the second stopper. The casing includes a face opposing the lateral faces of the secondary battery and including an opening opposing the cooling passage. | 2021-11-25 |
20210367291 | HEAT TRANSFER MEDIUM AND HEAT TRANSFER SYSTEM - A heat transfer medium is used for a heat transfer system including a refrigerant cycle device through which a refrigerant circulates and a heat transfer medium circuit having a cooling target device. The heat transfer medium is cooled through heat exchange with the refrigerant and absorbs heat from the cooling target device while circulating through the heat transfer medium circuit. The heat transfer medium includes a carboxylate aqueous solution formed by dissolving carboxylate in water. Accordingly, by using the carboxylate aqueous solution as the heat transfer medium, a low viscosity at a low temperature can be secured. Further, since the carboxylate aqueous solution has a high heat exchange efficiency, the cooling capacity of the heat transfer medium can be improved. | 2021-11-25 |
20210367292 | ELECTRICAL EQUIPMENT BATTERY FOR VEHICLES - The electrical equipment battery includes: a circuit board mounted with a heat generating element; and an outer case having a heat radiation plate made of metal. A heat transfer space is defined between the circuit board and the heat radiation plate, and then an electrical-insulating and heat-conducting gel is filled in the heat transfer space. Heat energy of the heat generating element is radiated to the outside via the heat radiation plate of the outer case. The heat radiation plate is provided with a flow-out block partition on the outer side of the heat transfer space. The flow-out block partition suppresses the electrical-insulating and heat-conducting gel from flowing out from the heat transfer space. | 2021-11-25 |
20210367293 | Air Electrode Assemblies Incorporating Ion Exchange Materials - An electrochemical cell includes a first electrode which is an air electrode and a second electrode. An ion transport material can be positioned between and contacting both electrodes. An ion exchange material is arranged to contact the air electrode and the ion transport material. In some embodiments the second electrode can include zinc. | 2021-11-25 |
20210367294 | BATTERY CELL - To efficiently stack battery cells without shifting of the positions of the battery cells from each other in view of the above-described problems on module formation from the battery cells. | 2021-11-25 |
20210367295 | BATTERY CELL AND BATTERY MODULE - The present disclosure is intended to provide a battery cell and a battery module including such battery cells, the battery cells being easy to fix and resistant to misalignment with respect to each other, and the battery module receiving a uniform restraining load. | 2021-11-25 |
20210367296 | SEAL STRUCTURE - A sealing structure includes a gasket and an attachment wall. The gasket is arranged along an upper end side of a side wall of a battery case. The gasket includes a seal lip arranged on an upper end side of the gasket to be in contact with a cover for covering an opening side of the battery case. The attachment wall is fastened to the side wall of the battery case. The attachment wall includes an accommodation portion and a placement surface. The accommodation portion accommodates the gasket between the side wall and the attachment wall. The placement surface is arranged on an outer peripheral side of the attachment wall to be in tight contact with a lower end of an engagement portion arranged on an outer edge of the cover. | 2021-11-25 |
20210367297 | SEAL ASSEMBLY FOR A BATTERY CELL - A seal assembly for a battery cell includes a grommet having an opening having an inner surface. A nail has a nail head and a stem extending from the stem. The stem includes a first portion with a larger diameter and a second portion with a smaller diameter and the stem extends through the opening in the grommet. The stem and the grommet form a first interference fit at a distal end of the opening. A trap clearance is formed between the distal end of the opening and the nail head. The trap clearance defines a trap for a sealant. A sealant is disposed on the stem and is located at least partially in the trap. | 2021-11-25 |
20210367298 | BATTERY - The present disclosure provides a battery that can further reliably suppress penetration of moisture and so forth inside the battery. A battery according to an embodiment of the present disclosure includes a power generation element; and a sealing member containing an insulating material and zeolite particles. The power generation element includes a positive electrode, a negative electrode, and a solid electrolyte layer disposed between the positive electrode and the negative electrode. The zeolite particles have an average particle size less than or equal to 1 μm. | 2021-11-25 |
20210367299 | BATTERY CELL - To enhance stiffness of a battery ceil and avoid cracking of an electrode without a reinforcement member in the battery cell configured such that a battery is covered with an exterior body including a laminated film. A battery cell includes a battery and an exterior body housing the battery. The exterior body includes a film in which a plurality of layers is stacked on each other, and the plurality of layers includes a surface layer to be a stiffness reinforcing layer, an air blocking layer, and an inner layer to be an adhesive layer. A buffer layer made of polyethylene terephthalate may be interposed between the air blocking layer and the inner layer. Moreover, an adhesive layer may be interposed between the air blocking layer and the surface layer. Further, a waterproof layer made of polypropylene or polyethylene terephthalate may be provided outside the air blocking layer. | 2021-11-25 |
20210367300 | BATTERY CELL CONNECTION STRUCTURE AND METHOD - Discussed is a battery cell connection structure including frame and a connection member configured to connect a plurality of battery cells loaded in the frame to the frame, wherein the connection member includes a connection portion configured to be connected to the plurality of battery cells loaded in the frame and a coupling portion extending from the connection portion, the coupling portion being configured to be coupled to the flame, and wherein the coupling portion is provided with a plurality of coupling position indication portions arranged in a line in the direction in which the coupling portion extends, the plurality of coupling position indication portions being configured to indicate a coupling position of the coupling portion at which the coupling portion is coupled to the frame. | 2021-11-25 |
20210367301 | BATTERY MODULE, BATTERY PACK, AND VEHICLE - According to one embodiment, a battery module includes first to fourth batteries and a case in which these batteries are housed. In the case, a first partition wall partitions the first and the second batteries and partitions the third and fourth batteries in a first direction, and a second partition wall partitions the first and third batteries and partitions the second and fourth batteries in a second direction intersecting the first direction. A fastening member fastens case members to each other at an intersection of the above two partition walls. The case includes a rib protruding on a surface of at least one of the first and second partition walls. | 2021-11-25 |
20210367302 | PORTABLE POWER TOOL, BATTERY PACK, AND CELL CONFIGURATIONS FOR SAME - Various battery packs are presented for use with twenty volt (20 V) power tools. In some embodiments, one or more lithium-ion battery cells of the battery packs are received by a handle of the power tool. | 2021-11-25 |
20210367303 | COMPARTMENT FOR A DEVICE FOR STORING ELECTRICAL ENERGY FOR A MOTOR VEHICLE - The invention relates to a compartment for a device ( | 2021-11-25 |
20210367304 | COMBINATION OF CONTAINER AND MOUNTABLE COMPONENT, AND CONTAINER - There is provided a combination of a container and a mountable component that can ensure the mountability of the mountable component to the container and achieve a reduction in size of the container to which the mountable component is mounted. The container includes a wall portion including an outer surface, and a rib-like guide portion protruding from the outer surface. The mountable component includes a projecting portion that engages with the container in a state where the mountable component is mounted to the outer surface of the container. The guide portion includes a positioning portion that positions the projecting portion with respect to the outer surface. | 2021-11-25 |
20210367305 | POWER TOOL WITH BATTERY PACK ENCLOSURE - A power tool battery pack enclosure is configured to be retrofittedly coupled to battery pack receptacles of a plurality of power tools, each battery pack receptacle configured to removably receive a plurality of power tool battery packs. The enclosure includes a first clamshell member and a second clamshell member configured to be coupled around at least a portion of an exterior surface of each battery pack receptacle. Each of the first and second clamshell members have a top wall portion configured to be received over the exterior surface of the battery pack receptacle and a sidewall portion that extends downward from the top wall portion over at least a portion of the battery pack housing when the battery pack is received in the battery pack receptacle. The first and second enclosure members cover at least a portion of the battery back receptacle and at least a portion of the portion of a battery pack housing while allowing the battery pack to be removed from the battery pack receptacle while the enclosure remains coupled to the battery pack receptacle. | 2021-11-25 |
20210367306 | DEGASSING APPARATUS OF POUCH FOR SECONDARY BATTERY AND DEGASSING METHOD USING THE SAME - A degassing device of a pouch for a secondary battery and a degassing device using the same are provided. The degassing apparatus includes a separation unit including an adsorption plate adsorbing at least one surface of the pouch, and forming a space inside of the pouch by pulling the adsorption plate, and a gas removal unit installed on the adsorption plate, piercing the pouch with a needle having a gas discharge path therein, and removing gas from the pouch through the gas discharge path. | 2021-11-25 |
20210367307 | Vehicle With a High-Voltage Battery - A vehicle includes a high-voltage battery that has a housing and at least one battery cell arranged in the housing. The battery cell has a battery cell housing with an emergency degassing opening which opens at a specified cell inner pressure and through which hot or burning gas can pass out of the interior of the battery cell housing into the housing of the high-voltage battery in the event of a disruption or damage to the battery cell. The emergency degassing opening faces a housing wall against which hot or burning gas flows in the event of the disruption or damage to the battery cell. The housing wall of the high-voltage battery is designed to be more thermally resistant locally in the region in which the emergency degassing opening is arranged and in which the hot or burning gas flows out of the battery cell housing in the event of a disruption or damage to the battery cell than in the wall regions at a distance from the emergency degassing opening. | 2021-11-25 |
20210367308 | MEMBRANES, SEPARATORS, BATTERIES, AND METHODS - In accordance with at least selected embodiments, novel or improved porous membranes or substrates, separator membranes, separators, composites, electrochemical devices, batteries, methods of making such membranes or substrates, separators, and/or batteries, and/or methods of using such membranes or substrates, separators and/or batteries are disclosed. In accordance with at least certain embodiments, novel or improved microporous membranes, battery separator membranes, separators, energy storage devices, batteries including such separators, methods of making such membranes, separators, and/or batteries, and/or methods of using such membranes, separators and/or batteries are disclosed. In accordance with at least certain selected embodiments, a separator for a battery which has an oxidation protective and binder-free deposition layer which is stable up to 5.2 volts or more, for example, up to 7 volts, in a battery is disclosed. The deposition layer is preferably a thin, very thin or ultra-thin deposition on a polymeric microporous membrane applied via a binder-free and solvent-free deposition method. By employing such an ultra-thin deposition layer, the energy density of a battery may be increased. In accordance with at least particular embodiments, the battery separator membrane described herein is directed to a multi-layer or composite microporous membrane battery separator which may have excellent oxidation resistance and may be stable in a high voltage battery system up to 5.2 volts or more. In accordance with at least other certain selected embodiments, the present invention is directed to a separator for a battery which has a conductive deposition layer which is stable up to at least 5.2 volts or higher in a battery. | 2021-11-25 |
20210367309 | SEPARATOR FOR ELECTRIC STORAGE DEVICE - The present invention provides (I) a dry-stretched microporous membrane and a separator for an electric storage device excellent in balance among the required performances such as product safety, charge/discharge characteristics, dimension stability, energy cost, consideration to the environment, etc., (II) a separator for an electric storage device superior in product safety obtained by controlling a puncture depth of a microporous membrane comprised in the separator for an electric storage device, or/and (III) a dry-stretched microporous membrane and a separator for an electric power storage device excellent in product safety realized by controlling a porosity and a puncture strength of a thin microporous membrane. | 2021-11-25 |
20210367310 | BATTERY - A battery includes a battery cell and a terminal post. The first casing includes a first arc sidewall and a flat sidewall connected to the first arc sidewall and the first sidewall. The terminal post is disposed on the flat sidewall. Instead of disposing the terminal post on top of the battery, increased thickness of the battery due to the terminal post is avoided in the present disclosure. The internal space of an electrode device can be fully utilized. In addition, it can prevent the terminal post from occupying the top of the battery and decreasing the number of the electrode plates. Thus, the present disclosure can avoid the reduce of the number of the electrode plates and increase the energy density of the battery. | 2021-11-25 |
20210367311 | ELECTRICITY STORAGE DEVICE - Provided is an electricity storage device having a high volumetric energy density and high reliability. The electricity storage device includes: an electrode assembly including first and second electrode plates and a separator interposed therebetween; an exterior housing that houses the electrode assembly; a lid that covers an opening of the exterior housing; and electrode terminals that are electrically connected to the electrode assembly and partially protrude from the lid to the outside. The lid has a liquid injection hole for injecting an electrolytic solution into the exterior housing. A tubular member extending from the lid toward the electrode assembly is provided between the outer surface of the lid and the electrode assembly so as to surround an opening of the liquid injection hole. A covering member connected to the tubular member and interposed between the liquid injection hole and the electrode assembly is provided. | 2021-11-25 |
20210367312 | Waveguide Switch - The present disclosure refers to a waveguide electromechanical relay switch having a rotor with transmission paths and an axis of rotation parallel to the base plane combined with an actuator adapted to the configuration. A 4-pol switch design enables compensation of fault cases in a relatively shortened length of transmission line, reducing potential RF loss. In one embodiment, a 4-pol rotor includes an offset transmission path that enables crossing of another path on the same rotor, providing increased functionality and fault-case recovery. | 2021-11-25 |
20210367313 | PHASE SHIFTER - A phase shifter includes: an input port configured to receive a radio frequency signal; an output port configured to output a radio frequency signal whose phase is changed; The output port and changing the phase of the radio frequency signal; and a replaceable dielectric board made of dielectric material and covering at least a part of the feed line. | 2021-11-25 |
20210367314 | LIQUID CRYSTAL PHASE SHIFTING DEVICE, MANUFACTURING METHOD THEREFOR, LIQUID CRYSTAL PHASE SHIFTER, AND ANTENNA - Provided is a liquid crystal phase shifting device including: a first substrate and a second substrate that are opposite to each other, wherein first protrusions is provided on a surface of the first substrate facing towards the second substrate, second protrusions is provided on a surface of the second substrate facing towards the first substrate, and the first protrusions and the second protrusions are alternately arranged; a microstrip line provided on the surface of the first substrate facing towards the second substrate, the microstrip line covering at least part of the first protrusions; first support pads provided between the first substrate and the second substrate; a ground electrode provided on the surface of the second substrate facing towards the first substrate, the ground electrode overlapping at least part of the second protrusions; and liquid crystal molecules provided between the microstrip line and the ground electrode. | 2021-11-25 |
20210367315 | BALANCED-TYPE CIRCULAR DISK RESONATOR, DIELECTRIC PROPERTY MEASUREMENT METHOD, AND DIELECTRIC PROPERTY MEASUREMENT SYSTEM - A balanced-type circular disk resonator includes a circular conductive layer, a conductive member including a first conductive portion provided on a first surface of the circular conductive layer to enable a first dielectric board, a dielectric property of which is measured, to be placed between the first conductive portion and the circular conductive layer, and a second conductive portion provided on a second surface of the circular conductive layer to enable a second dielectric board, a dielectric property of which is measured, to be placed between the second conductive portion and the circular conductive layer, the second surface being opposite to the first surface with regard to the circular conductive layer, and a temperature adjustment unit coupled to the conductive member and configured to adjust temperatures of the first conductive portion and the second conductive portion. | 2021-11-25 |
20210367316 | MANUALLY CONFORMABLE WAVEGUIDE - A conformable waveguide for conveyance of high frequency radio signals including a hollow component having a smooth interior surface and an obround cross section, the obround cross section defined as having parallel opposing sides connected by two rounded opposing ends, where the parallel opposing sides are separated by a first distance, where vertices of the two rounded opposing ends are separated by a second distance, and where the second distance is greater than the first distance. | 2021-11-25 |
20210367317 | COMMUNICATION SYSTEM AND TRANSMITTER - A communication system according to an embodiment of the present disclosure is a communication system that transmits a signal from a plurality of transmission devices to one reception device via a transmission path. In the communication system, the transmission path includes a branch point at a midpoint, includes a plurality of first signal lines that couples the transmission devices and the branch point to each other, and further includes a second signal line that couples the branch point and the reception device to each other. Of the plurality of first signal lines or the second signal line, at least the plurality of first signal lines has a resistor element in proximity to the branch point. | 2021-11-25 |
20210367318 | Mitigating Wind Damage to Wind Exposed Devices - Disclosed are devices, system, and method for mitigating wind damage to satellite antennas and for reducing the amount of ballast required to secure the satellite antennas. The device, system, and method include a mast on which an antenna may be affixed, a pivot gear capable of rotating between two or more positions, and a tension force or retention force on the pivot gear. A load force applied to the antenna creates a risk of damage proportional to the load force. The antenna system is capable of transitioning from a first orientation into a second orientation when the load force exceeds tension force or retention force, or the sum thereof, such that the antenna system experiences a reduced load force and therefore a reduced risk of damage. The device, system, and method also reduce the amount of ballast required to secure a non-penetrating antenna installation against tipping or sliding. | 2021-11-25 |
20210367319 | ANTENNA MODULE AND ELECTRONIC DEVICE COMPRISING SAME - An electronic device is provided. The electronic device including a housing comprising a front plate which faces a first direction, a back plate which faces a second direction opposite from the first direction, and a lateral member which surrounds a space between the front plate and the back plate and has at least one part formed from a metal material, a display seen through a first part of the front plate, an antenna module positioned inside the space, and a wireless communication circuit. The antenna module includes a first surface facing a third direction forming an acute angle with the second direction, a second surface facing a fourth direction opposite from the third direction, at least one first conductive element disposed on the first surface or inside the antenna module so as to face the third direction, and at least one second conductive element which is adjacent to the lateral member between the first surface and the second surface and extends in a fifth direction different from the third direction and the fourth direction and facing between the lateral surface and the first part of the front plate. | 2021-11-25 |
20210367320 | ANTENNA MOUNTING DEVICE AND BASE STATION ANTENNA SYSTEM - The present disclosure relates to an antenna mounting device and a base station antenna system. The antenna mounting device includes a hinge device and an adjustment arm. The hinge device is configured to be mounted to a pole by a clamp and configured to pivotally connect a base station antenna arrangement. The adjustment arm is configured to be mounted to the pole by a clamp and configured to connect the base station antenna arrangement. The connection of the hinge device with the base station antenna arrangement is located in a middle region of a longitudinal extension of the base station antenna arrangement [having a longitudinal extension] of a maximum of ⅓ of the longitudinal extension of the base station antenna arrangement. A connection of the adjustment arm with the base station antenna arrangement is located in one of two end regions of the base station antenna arrangement. The adjustment arm has a plurality of connection positions for the corresponding clamp, which are configured to define a plurality of different mechanical tilt angles of the base station antenna arrangement about the hinge device. The antenna mounting device realizes easy adjustment of the mechanical tilt angle and good resistance against external disturbance loads. | 2021-11-25 |
20210367321 | SLOT ANTENNAS HAVING PARASITIC ELEMENTS - In one example, a slot antenna may include a ground plane defining a slot, an antenna cavity formed on the ground plane corresponding to the slot, an antenna printed circuit board (PCB) disposed on the antenna cavity, a first parasitic element and a second parasitic element disposed on the antenna PCB, and a feeding element formed on the second parasitic element. The feeding element may induce magnetic resonance and electric resonance for multiple frequency bands. | 2021-11-25 |
20210367322 | ANTENNA HAVING SINGLE NON-CONDUCTIVE PORTION AND ELECTRONIC DEVICE INCLUDING THE SAME - An electronic device is provided. The electronic device includes a foldable housing including, a hinge structure, a first housing structure including a first surface, a second surface, and a first side member, wherein the first side member encloses at least a portion of a space between the first surface and the second surface and includes a first conductive portion, a first non-conductive portion, and a second conductive portion, and a second housing structure including a third surface, a fourth surface, and a second side member, a printed circuit board, at least one wireless communication circuit including a first electrical path and a second electrical path, a first variable element including a first terminal, a second terminal, and a third terminal, and a second variable element including a fourth terminal, a fifth terminal, and a sixth terminal. | 2021-11-25 |
20210367323 | PATCH ANTENNA UNIT AND ANTENNA IN PACKAGE STRUCTURE - A patch antenna unit and an Antenna in Package (AIP) structure are provided. The patch antenna unit includes: a base substrate; multiple layers of patches stacked on the base substrate, wherein an isolation layer is disposed between adjacent layers of the patches, and configured to generate a radio frequency electromagnetic field, wherein an edge shape of at least one layer in the multiple layers of patches is a continuous and smooth function curve shape, and edge shapes of all sides of a same layer in the multiple layers of patches are a same function curve shape. Impedance bandwidth may be increased while symmetry of the antenna structure is maintained, and requirements of a substrate process are met, thereby increasing operation bandwidth of the AiP structure. | 2021-11-25 |
20210367324 | ANTENNA PACKAGE FOR SIGNAL TRANSMISSION - This application relates to a device for signal transmission (e.g., radio frequency transmission) and a method for forming the device. For example, the method includes: depositing an insulating layer that includes polybenzobisoxazole (PBO) on a carrier; forming a backside layer including polyimide (PI) over the adhesive layer; forming a die-attach film (DAF) over the backside layer; forming one or more through-insulator via (TIV)-wall structures and one or more TIV-grating structures on the second backside layer; placing a die, such as a radio frequency (RF) integrated circuit (IC) die, on the DAF; encapsulating the die, the one or more TIV-wall structures, and the one or more TIV-grating structures, with a molding compound to form an antenna package including one or more antenna regions; and forming a redistribution layer (RDL) structure on the encapsulated package. The RDL structure can include one or more antenna structures coupled to the die. Each of the one or more antenna structures can be positioned over the one or more antenna regions. | 2021-11-25 |
20210367325 | WIRELESS COMMUNICATION DEVICE - A wireless communication device is provided for transmitting and receiving a high-frequency signal having a first frequency for communication is disclosed. The device includes a loop pattern having a first electrode and a second electrode as both ends, an antenna pattern, a third electrode capacitively coupled to the first electrode, and a fourth electrode capacitively coupled to the second electrode. The device includes an RFIC having a capacitive impedance at a second frequency higher than the first frequency, and a first current path and a second current path connected in parallel with each other between the third electrode and the fourth electrode. The RFIC is included in the first current path and the second current path has an inductive impedance at a second frequency. | 2021-11-25 |
20210367326 | MOBILE DEVICE AND ANTENNA MODULE THEREOF - A mobile device and an antenna module thereof are provided. The antenna module includes a substrate, a first antenna and a second antenna. The first antenna and the second antenna are disposed on the substrate. The substrate includes a substrate body, a first ground layer and a second ground layer. The first ground layer includes a first slot, the second ground layer includes a second slot, and a vertical projection of the first slot onto substrate body at least partially overlaps with a vertical projection of the second slot onto substrate body. The first slot and the second slot are located between the first antenna and the second antenna, and the first antenna is located closer to the first slot and the second slot than the second antenna. | 2021-11-25 |
20210367327 | MOBILE DEVICE - A mobile device includes a main radiation element, a parasitic radiation element, and an additional radiation element. The main radiation element has a first notch. The main radiation element includes a feeding region coupled to a signal source, and a grounding region coupled to a ground voltage. The parasitic radiation element is coupled to the ground voltage. The parasitic radiation element is adjacent to the feeding region of the main radiation element. The additional radiation element is coupled to the main radiation element. The additional radiation element and the parasitic radiation element substantially extend in the same direction. An antenna structure is formed by the main radiation element, the parasitic radiation element, and the additional radiation element. | 2021-11-25 |
20210367328 | LOW FREQUENCY BAND RADIATING ELEMENT FOR MULTIPLE FREQUENCY BAND CELLULAR BASE STATION ANTENNA - A low frequency band radiating element for a multiple frequency band cellular base station antenna comprises a dipole arm including a radiating portion and a first coupling portion and a dipole leg that includes a leg and a second coupling portion located at one end of the leg. The first coupling portion is removably connected to the second coupling portion. A thin metal sheet with a suitable electrical performance can be selected for the dipole arm, and a thick metal plate can be selected for a dipole leg so as to achieve mechanical strength | 2021-11-25 |
20210367329 | METHOD AND SYSTEM FOR GENERATING AN OMNIDIRECTIONAL ANTENNA PATTERN FROM A DIRECTIONAL ANTENNA ARRAY - An antenna system. The system includes a feed network with first input/output terminals and second output/input terminals, and antenna elements forming an array. In a first configuration: each of the second plurality of output/input terminals is connected to one of the antenna elements, the array operating according to a different radiation pattern based on which one of the first plurality of input/output terminals carries a signal into the feed network. In a second configuration: a selected antenna element is disconnected from the second plurality of output/input terminals and receives a direct signal, bypassing the feed network, and operates according to its independent radiation pattern. Also, in the second configuration each remaining antenna element is disconnected from the second plurality of output/input terminals and connected directly to a detuning network, causing these antenna elements to have a minimal effect on the independent radiation pattern of the selected antenna element. | 2021-11-25 |
20210367330 | INTEGRATED ANTENNA USING THROUGH SILICON VIAS - Systems and methods of manufacture are disclosed for semiconductor device assemblies having a front side metallurgy portion, a substrate layer adjacent to the front side metallurgy portion, a plurality of through-silicon-vias (TSVs) in the substrate layer, metallic conductors located within at least a portion of the plurality of TSVs, and at least one conductive connection circuitry between the metallic conductors and the front side metallurgy portion. The plurality of TSVs with metallic conductors located within are configured to form an antenna structure. Selectively breakable connective circuitry is used to form and/or tune the antenna structure. | 2021-11-25 |
20210367331 | Multi-Purpose Smart Tower - The present invention relates to a tower comprising multifunction smart node and interactive kiosk for use with a modular, multipurpose tower, to be used in smart city applications, citywide Wi-Fi deployments, video surveillance applications, environmental sensors and other communication venues (wired or wireless) involving wireless network deployments of various wireless technologies. The tower includes modular compartments that can be configured for multiple applications and a central support pole. | 2021-11-25 |
20210367332 | ANTENNA DESIGN ON PRINTED CIRCUIT BOARD - The present invention discloses a printed circuit board (PCB). The printed circuit board includes a plurality layers, a first antenna, a second antenna, a third antenna and an isolator. The first antenna is arranged on a first layer of the layers. The second antenna is arranged on the first layer. The isolator is arranged on the first layer and located between the first antenna and the second antenna. The third antenna is arranged on a second layer of the layers, wherein the second layer is different from the first layer. A position of the third antenna overlaps a position of the isolator in a direction perpendicular to a surface of the printed circuit board. | 2021-11-25 |
20210367333 | ANTENNA AND COMMUNICATIONS DEVICE - The application provides an antenna and a communications device, and pertains to the field of antenna technologies. The antenna includes a horizontally polarized antenna and a vertically polarized antenna that are disposed in a superposition manner. The horizontally polarized antenna includes a metal sheet, and the metal sheet can be separately connected to a double-sided parallel strip line in the horizontally polarized antenna and a first conductor of a coaxial cable. A diameter of a maximum inscribed circle of the metal sheet is greater than a line width of the double-sided parallel strip line, and both the metal sheet and the coaxial cable are located on a first side of a substrate. Therefore, the metal sheet can effectively suppress an induced current in the coaxial cable, and impact of the induced current on the vertically polarized antenna can be reduced. | 2021-11-25 |
20210367334 | TRIPLE-RESONANT NULL FREQUENCY SCANNING ANTENNA - The present invention discloses a triple-resonant null frequency scanning antenna, which belongs to the technical fields of the Internet of Things and microwave. The triple-resonant null frequency scanning antenna comprises a circular sector magnetic dipole arranged on a medium substrate, and rectangular notches are symmetrically arranged on a sector patch of the circular sector magnetic dipole. The circular sector magnetic dipole is fixed on the medium substrate by a second shorting pin and third shorting pins, an flared angle of the circular sector magnetic dipole is a first central angle, and two third shorting pins are present and are symmetrically arranged on both sides of the angular bisector of the first central angle. | 2021-11-25 |
20210367335 | DYNAMIC POLARIZATION AND COUPLING CONTROL FROM A STEERABLE CYLINDRICALLY FED HOLOGRAPHIC ANTENNA - An apparatus is disclosed herein for a cylindrically fed antenna and method for using the same. In one embodiment, the antenna comprises an antenna feed to input a cylindrical feed wave and a tunable slotted array coupled to the antenna feed. | 2021-11-25 |
20210367336 | FEEDING STRUCTURE, MICROWAVE RADIO FREQUENCY DEVICE AND ANTENNA - A feeding structure is provided that includes a reference electrode, first and second substrates opposite to each other, and a dielectric layer between the first and second substrates. The first substrate includes a first base plate and an input electrode on a side of the first base plate proximal to the dielectric layer. The second substrate includes a second base plate and a receiving electrode on a side of the second base plate proximal to the dielectric layer, and orthographic projections of the receiving electrode and the input electrode on the first base plate at least partially overlaps each other to form a coupling structure. An output terminal of the input electrode or the receiving electrode is connected to a phase shifting structure to differ a phase of a microwave signal transmitted via the first substrate from a phase of a microwave signal transmitted via the second substrate. | 2021-11-25 |
20210367337 | PHASE SHIFTER WITH FUNCTION OF CONTROLLING BEAM SIDE LOBE - Disclosed is a phase shifter, which includes a signal generator that generates a first signal and a second signal having a phase orthogonal to a phase of the first signal, and outputs the first signal and the second signal, an operator that generates a first current and a second current, and amplifies the first current and the second current, and a signal converter converting a first digital signal and a second digital signal. The operator includes an input circuit converting the first signal and the second signal, a path selection circuit determining paths of the generated first current and the generated second current, and a cascode circuit buffering the first current and the second current. The operator sums the first current and the second current, controls a vector of the first current and a vector of the second current, and generates a voltage signal through an output load. | 2021-11-25 |
20210367338 | PHASED ARRAY ANTENNA - A phased array antenna includes a plurality of antenna elements, a plurality of phase shifters, each of the plurality of phase shifters is connected to each of the plurality of antenna elements, respectively, a phase control circuit for controlling the amount of phase shift of the plurality of phase shifters, and a temperature sensor for detecting the temperature of the plurality of phase shifters. The phase control circuit is configured to control a voltage applied to the plurality of phase shifters based on the temperature detected by the temperature sensor. | 2021-11-25 |
20210367339 | PHASE SHIFTERS USING SWITCH-BASED FEED LINE SPLITTERS - A phase shifter that includes an RF splitter is disclosed. The RF splitter is arranged so that an RF input signal is provided to, and split over portions of, a feed line that connects an antenna element with a radio transmitter/receiver/transceiver, thus realizing a feed line splitter. Feed line splitters described herein are provided with switches that allow changing a point at which the RF input signal is fed to the feed line, where the switches may be semiconductor-based or MEMS-based switches. The point at which the RF input signal is provided to the feed line to be split defines the electrical path length that the RF energy will travel down each respective path of the feed line splitter, which, in turn, changes the phase shift realized at each output of the feed line splitter. Different antenna elements may be coupled to different outputs of the feed line splitter. | 2021-11-25 |
20210367340 | WIRELESS COMMUNICATIONS USING MULTIPLE ANTENNA ARRAYS AND A LENS ARRAY - Methods, systems, and devices for wireless communications are described. A device may be configured to include an array of lenses along with multiple antenna arrays that each include a set of antenna elements. The antenna arrays may each support multiple beam directions, such as a respective beam direction for each lens of the array of lenses. If beams for multiple antenna arrays concurrently pass through the same lens, the lens may contribute to maintaining separation between the beams. Lenses may also contribute to the shaping of beams, and the use of multiple lenses may enhance a coverage area for beams transmitted or received by the antenna arrays. | 2021-11-25 |
20210367341 | MULTI-BEAM METASURFACE ANTENNASINGLE-LAYER WIDE ANGLE IMPEDANCE MATCHING (WAIM) - A single-layer Wide Angle Impedance Matching (WAIM) and method for using the same are described. In one embodiment, the antenna comprises: an aperture having a plurality of antenna elements operable to radiating radio-frequency (RF) energy; and a single-layer wide angle impedance matching (WAIM) structure coupled to the aperture to provide impedance matching between the antenna aperture and free space. | 2021-11-25 |
20210367342 | Optimized Near-Field Communication Antenna Structure for Reduced Coupling - An optimized near-field communication (NFC) antenna structure for reduced coupling with a wireless charging (WLC) coil of a computing device includes the WLC coil and an NFC coil that at least partially overlaps the WLC coil. The NFC coil of the optimized structure may include two sections that partially overlap the WLC coil and meet, over the WLC coil, at an angle to reduce coupling between the WLC coil and the NFC coil. The angled shape of the NFC coil may be implemented in various shapes resulting in one or more angles such that the first and second sections of the NFC coil are angled with respect to one another over the WLC coil. The combination or shape of the angles of the NFC coil, as well as NFC coil position relative to the WLC coil, may be optimized to reduce coupling between the NFC coil and the WLC coil. | 2021-11-25 |
20210367343 | DIRECTIONAL CURVED ANTENNA - A directional curved antenna, comprising: a feed network; a curved ground plane; at least two radiating elements connected to the feed network above the curved ground plane, wherein the at least two radiating elements are arranged and configured such that the directional curved antenna provides a directional radiation. | 2021-11-25 |
20210367344 | ANTENNA DEVICE AND ANTENNA MODULE - An antenna device includes an antenna element and a dummy antenna element. The antenna element is configured to construct a patch antennae. The dummy antenna is coupled to a ground layer by a conductive through portion which pass through a substrate in a thickness direction. A position of the conductive through portion with respect to the dummy antenna element is a first position on a straight line that divides an angle between a first straight line and a second straight line, or a second position in the neighborhood of the first position. The first straight pass through a first feed point and a center of dummy antenna element. The second straight passing through a second feed point and the center. The first feed point and the second feed point being feed points when the dummy antenna element generates circularly polarized waves. | 2021-11-25 |
20210367345 | VERTICAL POLARIZED ANTENNA AND TERMINAL DEVICE - The present disclosure provides technology that proposes an ultra-high frequency band (mmWave band) vertical polarization antenna having a new structure applicable to a slim planar structure (e.g., a terminal). | 2021-11-25 |
20210367346 | ANTENNA LENS SWITCHED BEAM ARRAY FOR TRACKING SATELLITES - A radio frequency antenna array uses lenses and RF elements, to provide ground-based coverage for cellular communication. The antenna array can include two spherical lenses, where each spherical lens has at least two associated RF elements. Each of the RF elements associated with a given lens produces an output beam with an output area. Each lens is positioned with the other lenses in a staggered arrangement. The antenna includes a control mechanism configured to enable a user to move the RF elements along their respective tracks, and automatically phase compensate the output beams produced by the RF elements based on the relative distance between the RF elements. | 2021-11-25 |
20210367347 | BENDABLE RESIN HAVING PATTERNED ELEMENTS FOR IMPROVING PENETRATION OF WIRELESS COMMUNICATION SIGNALS - A device attachable to a substrate for improving penetration of wireless communication signals is provided. The device is a bendable resin configured to enhance penetration of an incidental radio wave from a first region through the substrate to a second region by forming one or more communication signal beams in the second region. The bendable resin includes a base layer of a first material, and one or more patterned elements each formed by providing a meta-pattern of a second material on the base layer. The first and second materials are different and selected from the group consisting of a dielectric material and a metallic material. Each individual patterned element is configured to tilt the incidental radio wave to form the one or more communication signal beams, wherein each individual communication signal beam is beam-focused at a predetermined focal point or a predetermined focal area in the second region. | 2021-11-25 |
20210367348 | Deployable Reflector for an Antenna - A deployable reflector for an antenna is disclosed. The deployable reflector comprises a deployable membrane configured to adopt a pre-formed shape in a deployed configuration, and an electrically conductive mesh disposed on a surface of the membrane wherein the electrically conductive mesh is configured to permit relative lateral movement between the electrically conductive mesh and the membrane during deployment of the reflector. In the deployed configuration, the conductive mesh adopts the shape of the membrane and forms a reflective surface of the reflector. A method of manufacturing the deployable reflector is also disclosed. | 2021-11-25 |
20210367349 | WIDE-BEAM PLANAR BACKFIRE AND BIDIRECTIONAL CIRCULARLY-POLARIZED ANTENNA - A wide-beam planar backfire and bidirectional circularly-polarized antenna. An entire planar sectorial magnetic dipole is of a semi-closed structure, the planar sectorial magnetic dipole comprises two identical sectorial patches and a vertical short-circuit wall, and the vertical short-circuit wall is connected with straight sides of the two sectorial patches along a radial direction of the planar sectorial magnetic dipole; two sets of concentric annular electric dipoles are respectively used as a top concentric annular radiating element and a bottom concentric annular radiating element, as well as a top concentric annular reflector and a bottom anti-concentric annular reflector; and the top concentric annular radiating element is connected with an upper surface of the planar sectorial magnetic dipole through a top connecting branch, and the bottom concentric annular radiating element is connected with a lower surface of the planar sectorial magnetic dipole through a bottom connecting branch. | 2021-11-25 |
20210367350 | ANTENNA AND COMMUNICATIONS DEVICE - An antenna for wireless communications includes a horizontal polarization antenna and a vertical polarization antenna that are disposed in a stacked manner. The horizontal polarization antenna includes a radiation element and a double-sided parallel strip line. One end of the double-sided parallel strip line is connected to the radiation element. A length range of the double-sided parallel strip line is 0.58 to 1.35 times a waveguide wavelength of an electromagnetic wave in the double-sided parallel strip line at an operating frequency of the vertical polarization antenna. | 2021-11-25 |
20210367351 | CIRCUIT SUBSTRATE, ANTENNA ELEMENT, BUILT-IN MILLIMETER WAVE ABSORBER FOR CIRCUIT SUBSTRATE, AND METHOD FOR REDUCING NOISE IN CIRCUIT SUBSTRATE - A circuit substrate includes a multi-layer substrate in which a plurality of dielectric layers are stacked, and a millimeter wave absorber provided inside the multi-layer substrate and having an electromagnetic wave absorption peak within a region of | 2021-11-25 |
20210367352 | Radar antenna array with parasitic elements excited by surface waves - An apparatus includes a waveguide of an antenna block configured to propagate electromagnetic energy along a propagation direction. The antenna block includes a port located on a bottom surface of the antenna block and an antenna array located on a top surface of the antenna block. The antenna block further includes a set of waveguides in the antenna block configured to couple the antenna array to the port. Additionally, the antenna block includes at least one surface wave radiator, where the surface wave radiator is located on the top surface of the antenna block. | 2021-11-25 |
20210367353 | ANTENNA MODULE AND MASSIVE MIMO ANTENNA - The present invention provides an antenna module for a massive MIMO antenna, the antenna module comprising a plurality of first signal ports, a number of first antenna elements arranged in a first matrix arrangement, wherein a number of rows of the first matrix arrangement and/or a number of columns of the first matrix arrangement equals the number of first signal ports, and a switching matrix that is configured to controllably couple each of the first signal ports either with all first antenna elements of a respective row of the first matrix arrangement or all first antenna elements of a respective column of the first matrix arrangement. Further, the present invention provides a respective massive MIMO antenna. | 2021-11-25 |